Influence of Physical and Chemical Modification on the Optical Rotatory Dispersion and Biological Activity of Chitosan Films

Table 3

Bactericidal activity of the CTS-87 films.

No	Sample	Moisture content 𝑊 (wt.%)	[𝛼]691nm; (deg·mL/dm·g)	Inhibition zone diameter 𝐷𝑖 (mm)
				E. coli	S. aureus
1	Initial acetic film	22±2	−10±7	12±1	20±5
2	Acetic film thermoprocessed at 95°C for 1 h	1.0±0.5	+9±5	5±0.7	7±1
3	Initial basic film	12±1	−190±50	4±0.5	3±0.5